Which organ filters the blood to remove waste?
Correct answer A. Kidney
Explanation
Each kidney contains about a million nephrons whose glomeruli filter blood plasma, removing urea and excess salts and water as urine.
Tip: press A, B, C or D to answer, and N for the next question.
Advertisement
More Biology questions
See allWhich of these is a set of useful insects?
Correct answer D. Honeybee, lac insect, cochineal insect
To which insect is a moth most closely related?
Correct answer C. Butterfly
Advertisement
Which of these animals is an insect?
Correct answer A. Moth
Which of these insects is not nocturnal?
Correct answer C. Butterfly
Discussion